Wholesale Ref Material Factory – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science
Wholesale Ref Material Factory – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science Detail:
Table 1. Certified Values for GSB 03-2027-2006 (Mass Fraction %)
Number |
Elements |
TFe* |
FeO |
SiO2 |
Al2O3* |
CaO |
MgO |
S |
GSB 03-2027-2006 |
Certified Values |
72.01 |
28.63 |
0.158 |
0.095 |
0.025 |
0.042 |
0.0028 |
Uncertainty |
0.09 |
0.10 |
0.004 |
0.005 |
0.003 |
0.002 |
0.0004 |
|
Number |
Elements |
P* |
Mn |
Ti* |
K2O |
Na2O* |
Cu |
Ni |
GSB 03-2027-2006 |
Certified Values |
0.0013 |
0.043 |
0.028 |
0.0068 |
0.0008 |
0.0007 |
0.0022 |
Uncertainty |
0.0003 |
0.002 |
0.003 |
0.0005 |
0.0002 |
0.0002 |
0.0002 |
|
Number |
Elements |
Co |
As* |
Pb |
Zn |
Cr |
|
|
GSB 03-2027-2006 |
Certified Values |
0.0008 |
0.00012 |
0.0002 |
0.0026 |
0.0062 |
|
|
Uncertainty |
0.0001 |
0.00003 |
0.0001 |
0.0003 |
0.0004 |
|
Note : * Indicates that it is not within the recommended scope for production proficiency of RMP
Table 2. Analysis Methods
Composition |
Method |
TFe |
Titrimetric method after tin(Ⅱ) chloride reduction Titanium(Ⅲ) chloride reduce potassium dichromate titration method |
FeO |
Potassium dichromate titration method Potentiometric titration method |
SiO2 |
The silicomolybdic blue spectrophotometric method ICP-AES |
CaO |
AAS ICP-AES |
MgO |
AAS ICP-AES |
Al2O3 |
The chrome azurol S photometric method ICP-AES |
Ti |
ICP-AES Diantipyrylmethane spectrophotometric method |
Mn |
ICP-AES AAS Potassium periodate spectrophotometric method |
P |
N-butyl alcohol-chloroform extraction molybdenum blue spectrophotome-tric method The butyl acetate extraction photometric method ICP-AES |
S |
High frequency combustion infrared absorption method Combustion iodometric method |
K2O |
ICP-AES AAS |
Na2O |
ICP-AES AAS |
Cu |
ICP-AES AAS GFAAS |
Ni |
AAS GFAAS ICP-AES |
Co |
AAS GFAAS ICP-AES |
As |
GFAAS HG-ICP-AES ICP-AES |
Pb |
GFAAS AAS ICP-AES ICP-MS |
Zn |
ICP-AES AAS |
Cr |
AAS GFAAS ICP-AES |
Expiration of certification: The certification of this CRM is valid until January 31, 2023.
Table 3. Methods for homogeneity testing
Composition |
Analysis methods |
Minimum sample (g) |
TFe |
Titanium(Ⅲ) chloride reduce potassium dichromate titration |
0.2 |
FeO |
Potassium dichromate titration |
0.2 |
S |
High frequency combustion infrared absorption method |
0.5 |
Al2O3 |
ICP-AES |
0.1 |
K2O, Na2O,P |
ICP-AES |
0.5 |
CaO, MgO, Mn, Ti, Cu, Zn, Cr, Pb, As, Co, Ni, SiO2 |
ICP-AES |
0.2 |
National Steel Materials Testing Centre
Technology Center of Benxi Iron & Steel Group Co., Ltd
Yantai Branch,52 Institure of China Industries Group
Wuhan Iron and Steel Group Technology Center Inspection
Baoshan Iron & Steel Co., Ltd. Special Steel Branch
School of Chemistry and Chemical Engineering, Shandong University
Shandong Metallurgical Research Institute Test Center
Shandong Metallurgical Product Quality Supervision and Inspection Station
Jinan Iron and Steel Group Corporation
Product detail pictures:
Related Product Guide:
With a positive and progressive attitude to customer's interest, our enterprise continually improves our products excellent to meet the wants of customers and further focuses on safety, reliability, environmental requirements, and innovation of Wholesale Ref Material Factory – Reference Material For Chemical Testing – Shandong Institute of Metallurgical Science , The product will supply to all over the world, such as: San Diego, Lesotho, Netherlands, To have much more enterprise. ompanions, we've got updated the item list and seek for optimistic co-operation. Our web-site shows the latest and complete information and facts about our goods list and company. For further acknowledge, our consultant service group in Bulgaria will reply to all of the inquiries and complications immediately. They're going to make their finest effort to meet buyers need. Also we support the delivery of absolutely free samples. Business visits to our business in Bulgaria and factory are generally welcome for a win-win negotiation. Hope to expertise a happy company co-operation perform with you.
By Esther from Islamabad - 2017.09.09 10:18
The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
By King from Cancun - 2017.04.28 15:45